// #ifdef INCLUDE_H
// #define INCLUDE_H
#include <iostream>
#include <windows.h>
#include <cmath>
#include <time.h>
#include <mmsystem.h>#pragma comment(lib, "WINMM.LIB")
using namespace std;

class curtain{
private:
    const int width = 4;
    const int lenth = 4;
public:
    curtain();
    ~curtain();
    void Random_Position_number();
    void Random_Generate_number();
} cur1;

class cell{
private:
    int x, y;
    int val;
    bool tag;
public:
    bool check_tag();
    void clear_tag();
    void set_position(int, int);
    void read_position(int, int);
    void set_val(int);
} cell[4][4], cell0;

// #endif